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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Podicipediformes | Podicipedidae | Great Grebe | Macá Grande | Mergulhao-grande o chorona | Podiceps major | Native |
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| 2 | Charadriiformes | Laridae | South American Tern | Gaviotín Sudamericano | Trinta-réis-de-bico-vermelho | Sterna hirundinacea | Native |
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| 3 | Brown-hooded Gull | Gaviota Capucho Café | Gaivota-maria-velha | Chroicocephalus maculipennis | Native |
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| 4 | Kelp Gull | Gaviota Cocinera | Gaivotão | Larus dominicanus | Native |
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| 5 | Suliformes | Phalacrocoracidae | Rock Shag | Cormorán Cuello Negro | Leucocarbo magellanicus | Native |
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| 6 | Imperial Shag | Cormorán Imperial | Leucocarbo atriceps | Native |
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| 7 | Passeriformes | Passeridae | House Sparrow | Gorrión Común | Pardal | Passer domesticus | Exotic |
